Sliding foundation vent



FIG. 1 is an isometric view showing the front of the new design for a sliding foundation vent;

FIG. 2 is an isometric view showing the back of the sliding foundation vent;

FIG. 3 is a front elevation view of the sliding foundation vent;

FIG. 4 is a back elevation view of the sliding foundation vent;

FIG. 5 is a right side elevation view of the sliding foundation vent, the left side elevation view being identical; and,

FIG. 6 is a top plan view of the sliding foundation vent, the bottom plan view being identical. 

CLAIM The ornamental design for a sliding foundation vent, as shown and described. 